#include<bits/stdc++.h>
using namespace std;
int main() {
  double m, n; cin>>m>>n;
  double bmi = m / (n*n);
  if(bmi < 18.5) puts("Underweight");
  else  if(bmi <24) puts("Normal");
  else {
    cout<<bmi<<endl;
    puts("Overweight");
  }
  return 0;
}
